Women who want to earn more on Wall Street than their male colleagues have one reliable option. They can set up a shoe-shine stand in Lower Manhattan. So concluded Bloomberg reporter Frank Bass after crunching Census data on the gender wage gap in various professions. His findings: Out of 265 major occupations, service work such as shoe shining and personal care was the only one in which women earned, on average, more than men ($1.02 to every $1). And the high-paying jobs of Wall Street had the biggest gap: The six jobs with the largest gender gap in pay and at least 10,000 men and 10,000 women were in the Wall Street-heavy financial sector: insurance agents, managers, clerks, securities sales agents, personal advisers and other specialists. As Louise Marie Roth, author of Selling Women Short: Gender and Money on Wall Street noted to Bloomberg, that salary discrepancy ar...